Bus



FIG. 1 is a front and side perspective view of a bus showing my new design;

FIG. 2 is a front and side perspective view of a forward portion thereof;

FIG. 3 is a front and side perspective view of a forward portion thereof, showing the side opposite that shown in FIG. 2;

FIG. 4 is a rear and side perspective view of a rear portion thereof;

FIG. 5 is a rear and side perspective view of a rear portion thereof showing the side opposite that shown in FIG. 4; and,

FIG. 6 is a front and side perspective view thereof showing the side opposite that shown in FIG. 1.

The appearance of the top of the bus forms no part of the claimed design and is disclaimed. 

The ornamental design for a bus, as shown and described. 